package imgtagcounter;

/**
 * Provides a few basic methods in order to ease access to
 * user's input (source independency).
 * @author Oleg Ruchlis & Marcelo Korn
 */
public interface UrlListInterface {
    /**
     * provides the next URL.
     * @return String with the next URL.
     */
    public String getNextElement();
    
    /**
     * Provides the size of user's input.
     * @return int - the number of entries.
     */
    public int getListSize();
}
